/**
 * 通用js方法封装处理
 * Copyright (c) 2020 wym
 */
import axios from 'axios'
import { getToken } from '@/utils/auth'
import { data } from 'jquery'
import { Loading } from 'element-ui'
const baseURL = process.env.VUE_APP_BASE_API

// 日期格式化
export function parseTime(time, pattern) {
    if (arguments.length === 0 || !time) {
        return null
    }
    const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
    let date
    if (typeof time === 'object') {
        date = time
    } else {
        if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
            time = parseInt(time)
        }
        if ((typeof time === 'number') && (time.toString().length === 10)) {
            time = time * 1000
        }
        date = new Date(time)
    }
    const formatObj = {
        y: date.getFullYear(),
        m: date.getMonth() + 1,
        d: date.getDate(),
        h: date.getHours(),
        i: date.getMinutes(),
        s: date.getSeconds(),
        a: date.getDay()
    }
    const time_str = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
        let value = formatObj[key]
        // Note: getDay() returns 0 on Sunday
        if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value] }
        if (result.length > 0 && value < 10) {
            value = '0' + value
        }
        return value || 0
    })
    return time_str
}

// 表单重置
export function resetForm(refName) {
    if (this.$refs[refName]) {
        this.$refs[refName].resetFields()
    }
}

// 添加日期范围
export function addDateRange(params, dateRange) {
    var search = params
    search.beginTime = ''
    search.endTime = ''
    if (dateRange != null && dateRange != '') {
        search.beginTime = this.dateRange[0]
        search.endTime = this.dateRange[1]
    }
    return search
}

// 回显数据字典
export function selectDictLabel(datas, value) {
    var actions = []
    Object.keys(datas).map((key) => {
        if (datas[key].dictValue == ('' + value)) {
            actions.push(datas[key].dictLabel)
            return false
        }
    })
    return actions.join('')
}

// 通用下载方法
export function download(fileName) {
    window.location.href = baseURL + '/common/download?fileName=' + encodeURI(fileName) + '&delete=' + true
}

// 字符串格式化(%s )
export function sprintf(str) {
    var args = arguments
    var flag = true
    var i = 1
    str = str.replace(/%s/g, function() {
        var arg = args[i++]
        if (typeof arg === 'undefined') {
            flag = false
            return ''
        }
        return arg
    })
    return flag ? str : ''
}

// 转换字符串，undefined,null等转化为""
export function praseStrEmpty(str) {
    if (!str || str == 'undefined' || str == 'null') {
        return ''
    }
    return str
}

/**
 * 构造树型结构数据
 * @param {*} data 数据源
 * @param {*} id id字段 默认 'id'
 * @param {*} parentId 父节点字段 默认 'parentId'
 * @param {*} children 孩子节点字段 默认 'children'
 * @param {*} rootId 根Id 默认 0
 */
export function handleTree(data, id, parentId, children, rootId) {
    id = id || 'id'
    parentId = parentId || 'parentId'
    children = children || 'children'
    rootId = rootId || 0
    // 对源数据深度克隆
    const cloneData = JSON.parse(JSON.stringify(data))
    // 循环所有项
    const treeData = cloneData.filter(father => {
        const branchArr = cloneData.filter(child => {
            // 返回每一项的子级数组
            return father[id] === child[parentId]
        })
        branchArr.length > 0 ? father.children = branchArr : ''
        // 返回第一层
        return father[parentId] === rootId
    })
    return treeData != '' ? treeData : data
}

export function handleTreeString(data, id, parentId, children, rootId) {
    id = id || 'id'
    parentId = parentId || 'parentId'
    children = children || 'children'
    rootId = rootId || '0'
    // 对源数据深度克隆
    const cloneData = JSON.parse(JSON.stringify(data))
    // 循环所有项
    const treeData = cloneData.filter(father => {
        const branchArr = cloneData.filter(child => {
            // 返回每一项的子级数组
            return father[id] === child[parentId]
        })
        branchArr.length > 0 ? father.children = branchArr : ''
        // 返回第一层
        return father[parentId] === rootId
    })
    return treeData != '' ? treeData : data
}

export function filePreview(fileName, storagePath) {
    if (
        fileName.split('.')[1] === 'png' ||
        fileName.split('.')[1] === 'jpg' ||
        fileName.split('.')[1] === 'pdf' ||
        fileName.split('.')[1] === 'gif' ||
        fileName.split('.')[1] === 'jpeg' ||
        fileName.split('.')[1] === 'bmp'
    ) {
        // window.location.href = `${process.env.VUE_APP_BASE_API}${storagePath}`
        window.open(`${storagePath}`, '_blank')
    } else {
        var date = new Date();
        var fullDate = date.getFullYear()+"-"+(date.getMonth()+1)+"-"+date.getDate();
        var preString = "上海同济工程咨询有限公司版权所有-"+JSON.parse(sessionStorage.getItem("userinfo") || {}). nickName;
        debugger
        console.log(encodeURIComponent(storagePath));
        console.log(encodeURIComponent(fileName));
        console.log(encodeURIComponent(preString));
        console.log(`${this.previewUrl}${encodeURIComponent(storagePath
            )}&watermark=${preString}-${fullDate}&name=${encodeURIComponent(fileName)}`);
        window.open(
            `${this.previewUrl}${encodeURIComponent(storagePath
      )}&watermark=${preString}-${fullDate}&name=${encodeURIComponent(fileName)}`,
            '_blank'
        )
        //     window.open(
        //         `${this.previewUrl}${process.env.VUE_APP_BASE_API}${
        //     storagePath
        //   }&name=${fileName}`,
        //         '_blank'
        //     )
    }
}

export function downloadBlob(id, name) {
    let loadingInstance = Loading.service({
        lock: true,//lock的修改符--默认是false
        text: 'Loading',//显示在加载图标下方的加载文案
        spinner: 'el-icon-loading',//自定义加载图标类名
        background: 'rgba(0, 0, 0, 0.7)'//遮罩层颜色
});
    var url = process.env.VUE_APP_BASE_API + '/api/system/download/' + id
    axios({
        method: 'get',
        url,
        responseType: 'blob',
        headers: { 'Authorization': 'Bearer ' + getToken() }
    }).then(res => {
        let a = document.createElement('a');
        document.body.appendChild(a);
        a.style = 'display: none';
        const url = window.URL.createObjectURL(new Blob([res.data]));
        a.href = url;
        a.download = name;
        a.click();
        a.remove();
        window.URL.revokeObjectURL(url);
        loadingInstance.close();
    }).catch((error) => {})
}